Cana Woodford leads all Oklahoma plays for drilling activity. The Cana Woodford remained Oklahoma’s most active play, accounting for 17 rigs, the highest total among the state’s producing regions. Other Oklahoma plays also showed no week-to-week changes: Granite Wash: 15 rigs Mississippian: 1 rig Ardmore Woodford: 4 rigs Arkoma Woodford: 2 rigs The consistency …